//
//  DSUnitSubContent.m
//  DSJY
//
//  Created by 冯华强 on 16/10/19.
//  Copyright © 2016年 dsjy. All rights reserved.
//  单元练习内容

#import "DSUnitSubContent.h"

@implementation DSUnitSubContent

- (NSString *)maxTimeString
{
    if (_maxTimeString == nil && self.maxTime != 0) {
        _maxTimeString = [NSString stringWithFormat:@"%02ld:00", self.maxTime];
    }
    return _maxTimeString;
}

@end
